diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index 2156e077859b9bee6285bfb87677b72f64c77311..1acf65026773a6b6336d21e5b3b07f06bf6e84a7 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -24,10 +24,6 @@ CONFIG_PPC_SPLPAR=y
 CONFIG_SCANLOG=m
 CONFIG_PPC_SMLPAR=y
 CONFIG_DTL=y
-CONFIG_PPC_ISERIES=y
-CONFIG_VIODASD=y
-CONFIG_VIOCD=m
-CONFIG_VIOTAPE=m
 CONFIG_PPC_MAPLE=y
 CONFIG_PPC_PASEMI=y
 CONFIG_PPC_PASEMI_IOMMU=y
@@ -259,7 +255,6 @@ CONFIG_PASEMI_MAC=y
 CONFIG_MLX4_EN=m
 CONFIG_QLGE=m
 CONFIG_BE2NET=m
-CONFIG_ISERIES_VETH=m
 CONFIG_PPP=m
 CONFIG_PPP_ASYNC=m
 CONFIG_PPP_SYNC_TTY=m
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index d4be7bb3dbdfdffd5d62d76aa96860392040a305..3844ca7c509924b82769703c2167278958d136cc 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -775,7 +775,7 @@ program_check_common:
 	EXCEPTION_PROLOG_COMMON(0x700, PACA_EXGEN)
 	bl	.save_nvgprs
 	addi	r3,r1,STACK_FRAME_OVERHEAD
-	ENABLE_INTS
+	DISABLE_INTS
 	bl	.program_check_exception
 	b	.ret_from_except
 
diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c
index 10a140f82cb87db296859f57ce18edfbb10f2ace..64483fde95c62cfa0cc5411e2c2cc6fce5cab453 100644
--- a/arch/powerpc/kernel/perf_event.c
+++ b/arch/powerpc/kernel/perf_event.c
@@ -865,6 +865,7 @@ static void power_pmu_start(struct perf_event *event, int ef_flags)
 {
 	unsigned long flags;
 	s64 left;
+	unsigned long val;
 
 	if (!event->hw.idx || !event->hw.sample_period)
 		return;
@@ -880,7 +881,12 @@ static void power_pmu_start(struct perf_event *event, int ef_flags)
 
 	event->hw.state = 0;
 	left = local64_read(&event->hw.period_left);
-	write_pmc(event->hw.idx, left);
+
+	val = 0;
+	if (left < 0x80000000L)
+		val = 0x80000000L - left;
+
+	write_pmc(event->hw.idx, val);
 
 	perf_event_update_userpage(event);
 	perf_pmu_enable(event->pmu);
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index ebe5766781aa8c9eca7d96849ca034233e043308..d817ab018486d71b8c06bb9b6275bd0f533d8c89 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -566,12 +566,12 @@ static void show_instructions(struct pt_regs *regs)
 		 */
 		if (!__kernel_text_address(pc) ||
 		     __get_user(instr, (unsigned int __user *)pc)) {
-			printk("XXXXXXXX ");
+			printk(KERN_CONT "XXXXXXXX ");
 		} else {
 			if (regs->nip == pc)
-				printk("<%08x> ", instr);
+				printk(KERN_CONT "<%08x> ", instr);
 			else
-				printk("%08x ", instr);
+				printk(KERN_CONT "%08x ", instr);
 		}
 
 		pc += sizeof(int);
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 30eb17ecad493f8d459beb2d6c60ed882c86a326..6073288fed29889399bb640bc22f709043363f72 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -385,26 +385,36 @@ static void __init setup_pci_cmd(struct pci_controller *hose)
 void fsl_pcibios_fixup_bus(struct pci_bus *bus)
 {
 	struct pci_controller *hose = pci_bus_to_host(bus);
-	int i;
-
-	if ((bus->parent == hose->bus) &&
-	    ((fsl_pcie_bus_fixup &&
-	      early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP)) ||
-	     (hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK)))
-	{
-		for (i = 0; i < 4; ++i) {
+	int i, is_pcie = 0, no_link;
+
+	/* The root complex bridge comes up with bogus resources,
+	 * we copy the PHB ones in.
+	 *
+	 * With the current generic PCI code, the PHB bus no longer
+	 * has bus->resource[0..4] set, so things are a bit more
+	 * tricky.
+	 */
+
+	if (fsl_pcie_bus_fixup)
+		is_pcie = early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP);
+	no_link = !!(hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK);
+
+	if (bus->parent == hose->bus && (is_pcie || no_link)) {
+		for (i = 0; i < PCI_BRIDGE_RESOURCE_NUM; ++i) {
 			struct resource *res = bus->resource[i];
-			struct resource *par = bus->parent->resource[i];
-			if (res) {
-				res->start = 0;
-				res->end   = 0;
-				res->flags = 0;
-			}
-			if (res && par) {
-				res->start = par->start;
-				res->end   = par->end;
-				res->flags = par->flags;
-			}
+			struct resource *par;
+
+			if (!res)
+				continue;
+			if (i == 0)
+				par = &hose->io_resource;
+			else if (i < 4)
+				par = &hose->mem_resources[i-1];
+			else par = NULL;
+
+			res->start = par ? par->start : 0;
+			res->end   = par ? par->end   : 0;
+			res->flags = par ? par->flags : 0;
 		}
 	}
 }
diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c
index 75049e765191eb6a75ec44b1670304785cba3a9e..b026896206ca4fb1ee66df1df93036dcc7b72f9b 100644
--- a/drivers/macintosh/adb.c
+++ b/drivers/macintosh/adb.c
@@ -710,7 +710,7 @@ static ssize_t adb_read(struct file *file, char __user *buf,
 	req = NULL;
 	spin_lock_irqsave(&state->lock, flags);
 	add_wait_queue(&state->wait_queue, &wait);
-	current->state = TASK_INTERRUPTIBLE;
+	set_current_state(TASK_INTERRUPTIBLE);
 
 	for (;;) {
 		req = state->completed;
@@ -734,7 +734,7 @@ static ssize_t adb_read(struct file *file, char __user *buf,
 		spin_lock_irqsave(&state->lock, flags);
 	}
 
-	current->state = TASK_RUNNING;
+	set_current_state(TASK_RUNNING);
 	remove_wait_queue(&state->wait_queue, &wait);
 	spin_unlock_irqrestore(&state->lock, flags);